unitbuf.cpp

来自「C语言数值算法程序大全（第二版）,课本文件」· C++ 代码 · 共 16 行

//: C04:Unitbuf.cpp
// From "Thinking in C++, 2nd Edition, Volume 2"
// by Bruce Eckel & Chuck Allison, (c) 2003 MindView, Inc.
// Available at www.BruceEckel.com.
#include <cstdlib>  // For abort()
#include <fstream>
using namespace std;

int main() {
  ofstream out("log.txt");
  out.setf(ios::unitbuf);
  out << "one\n";
  out << "two\n";
  abort();
} ///:~